Blue Diamond, or Blue for short, is a Homeworld Gem and a member of the Great Diamond Authority that formerly ruled over the Gem race. She first appears in a flashback in "The Answer" and debuts in person in "Steven's Dream".

Steven Universe is a half-human, half-Gem hero who's learning to save the world with the magical powers that come from his bellybutton. Steven may not be as powerful...

The Great Diamond Authority was the matriarchal body of Gem leaders. Its membership consisted of White Diamond, Yellow Diamond, Blue Diamond, and, prior to Era 2, Pink Diamond. They were once the absolute ruling power over the Gem Homeworld and its …

Blue Diamond is one of the two secondary antagonists (alongside Yellow Diamond) in Cartoon Network's Steven Universe franchise. She is one of the Gem Matriarchs in Gem Homeworld and a member of the Great Diamond Authority ruling over Homeworld.

Blue Diamond herself is introduced (in a flashback) wearing a cloak and gown and sitting on a throne like a traditional queen and always speaks calmly even when she's losing her (very short) temper and ordering an execution.

Come obsess over gay space rocks with us. Why blue diamond seems to be the most beloved of the 4 diamonds? We never saw the worst of her, like shattering, only mentions of it. We see her in mourning and her evil deeds amount to just threats and using her emotion powers on people.

Blue Diamond is a major antagonist turned supporting protagonist in Steven Universe. She is one of the Gem Matriarchs on Gem Homeworld and a member of the Great Diamond Authority ruling over Homeworld.

Blue Diamond is a Homeworld Gem, and an original Gem canon to Steven Universe. She is a member of The Great Diamond Authority that rules over the Gem race. She made her debut in "The Answer".

Blue Diamond, or Blue for short, is a Homeworld Gem and a member of the Great Diamond Authority that formerly ruled over the Gem race. She first appears in a flashback in "The Answer" and debuts in person in "Steven's Dream".

Blue Diamond is a major antagonist in the Cartoon Network series Steven Universe. She is one of the Gem Matriarchs on Gem Homeworld and a member of the Great Diamond Authority ruling over Homeworld.